CN103786001A - Manufacturing method for diesel engine oil pump lever - Google Patents
Manufacturing method for diesel engine oil pump lever Download PDFInfo
- Publication number
- CN103786001A CN103786001A CN201410074087.7A CN201410074087A CN103786001A CN 103786001 A CN103786001 A CN 103786001A CN 201410074087 A CN201410074087 A CN 201410074087A CN 103786001 A CN103786001 A CN 103786001A
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- China
- Prior art keywords
- galianconism
- lever
- installation position
- balance pivot
- long
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D1/00—Controlling fuel-injection pumps, e.g. of high pressure injection type
- F02D1/02—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered
- F02D1/04—Controlling fuel-injection pumps, e.g. of high pressure injection type not restricted to adjustment of injection timing, e.g. varying amount of fuel delivered by mechanical means dependent on engine speed, e.g. using centrifugal governors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention discloses a manufacturing method for a diesel engine oil pump lever. The method comprises the following steps: A, a cold punching die is adopted for punching a blank material into a first lever body work-piece, and the first work-piece is of a sheet structure and comprises a long arm, a short arm, a lever fulcrum installation position and a notch section; B, a heating device is adopted for heating the notch section of the first work-piece, and a bending machine is adopted for bending the notch section after the notch section is heated, so that a notch of the lever is formed; C, the heating device is adopted for heating the short arm of the first work-piece, and then the short arm is moved to a punching machine to be punched and formed so that one side of the end portion of the short arm can sink towards the other side to form an arc-shaped notch; D, a lever fulcrum is welded into a groove of the lever fulcrum installation position. Due to the integrally-formed process with the cold punching die adopted for punching, the uniformity of the lever is high, the forming quality is good, the production process is simple, and the technical problems that the traditional production process of an aluminum alloy lever and a cast steel lever is complex and the manufacturing expense is high are solved.
Description
Technical field
The present invention relates to jerk pump lever technical field, be specifically related to a kind of manufacture method of jerk pump lever.
Background technology
Jerk pump lever is mounted on jerk pump, for regulating the oil mass size of oil pump.One end of existing jerk pump lever is shift fork card, and this shift fork card is stuck on the director valve on oil pump; The other end is drive end, is provided with an arc-shaped notch on drive end, and this arc-shaped notch is connected with hydraulic system; The fulcrum that is provided with lever between drive end and shift fork card, lever, under the driving of governing system, swings centered by fulcrum, and the shift fork card of lever is stirred director valve, regulates the size of oil pump oil pump capacity.This lever of the prior art is all to adopt casting one-body molded, and the working environment in casting cycle is very poor, larger to workman's health effect, has certain environmental pollution; And, can there are the quality problems such as pore, trachoma by the lever of cast molding.
Summary of the invention
For above-mentioned deficiency of the prior art, the invention provides a kind of environmental protection, the manufacture method of the good jerk pump lever of Forming Quality.
To achieve these goals, the technical solution used in the present invention is as follows:
A manufacture method for jerk pump lever, comprises the steps:
A: adopt cold-punching mold that blank material stamping-out is become to lever body slubbing workpiece, slubbing workpiece is laminated structure, that slubbing workpiece comprises is long-armed, galianconism, balance pivot installation position and gap segments; The lower edge arc transition of described long-armed lower edge and galianconism; Balance pivot installation position, between long-armed upper edge and the upper edge of galianconism, has a groove caving inward on balance pivot installation position, " protruding " font that the cross sectional shape of groove is mirror writing; Arc transition between the upper edge of described galianconism and balance pivot installation position respective side edge, the angle between long-armed upper edge and balance pivot installation position respective side edge is 155o; The cross sectional shape of described gap segments is " recessed " font, two outer side edges of gap segments are along being symmetrical arranged, and the angle between its side edge and horizontal line is 7 o, and an outer side edges of gap segments is along seamlessly transitting with long-armed lower edge, and the lower edge of gap segments is connected with long-armed upper edge;
B: the gap segments that adopts firing equipment heating slubbing workpiece, after heating, adopt bender to carry out Bending Processing to this gap segments, the breach that forms lever, the cross sectional shape of this breach is " U " type, the opening direction of breach is contrary with the opening direction of balance pivot installation position;
C: adopt the galianconism of firing equipment heating slubbing workpiece, then galianconism moved on stamping machine and carry out punching press, moulding, make a side direction opposite side depression of galianconism end, form an arc-shaped notch, the two ends of recess all with galianconism arc transition; Galianconism is placed on firing equipment and carries out Quenching Treatment again, obtain galianconism finished product;
D: balance pivot is welded in the groove of balance pivot installation position.
With respect to prior art, the present invention has following beneficial effect:
Because lever of the present invention adopts cold-punching mold punching press integral forming process, make the uniformity of lever very high, Forming Quality is good, and production technology is simple, has solved traditional aluminium alloy lever and cast steel lever complex manufacturing, the technical problem that manufacturing expense is high.
Accompanying drawing explanation
Fig. 1 is the front view of the workpiece after completing steps A;
Fig. 2 is the upward view of the workpiece after completing steps B;
Fig. 3 is the upward view of the workpiece after completing steps C;
Fig. 4 is the front view of finished product lever;
Fig. 5 is the top view of finished product lever;
Fig. 6 is the left view of finished product lever.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the invention will be further described.
The manufacture method of jerk pump lever, comprises the steps:
A: adopt cold-punching mold that blank material stamping-out is become to lever body slubbing workpiece, blank material is sheet material, and slubbing workpiece is laminated structure, that slubbing workpiece comprises is long-armed, galianconism 1, gap segments 45 and balance pivot installation position 3.Galianconism 1 is strip structure, and the wide of galianconism 1 is 12mm.Long-armed straight bar segment 41, the first bending section 42, the second bending section 43 and the linkage section 44 of comprising; The wide of bar segment 41 is 16mm, and wide (being the distance between its upper edge and lower edge) of the first bending section 42 and the second bending section 43 is 14mm.Arc transition between the lower edge of galianconism 1 and long-armed bar segment 41 lower edges, this arc radius is 20mm.Balance pivot installation position 3 is positioned at galianconism 1 and long-armed junction, the long 30mm in this balance pivot installation position 3.On balance pivot installation position 3, there is a groove caving inward 31, this groove 31 opening up, " protruding " font that the cross sectional shape of groove 31 is mirror writing, the dark 15mm of groove 31.Arc transition between the upper edge of galianconism 1 and 3 respective side edges, balance pivot installation position, this arc radius is 6mm.Angle between long-armed bar segment 41 upper edges and 3 respective side edges, balance pivot installation position is 155o, and the upper edge of balance pivot installation position 3 is 7mm to balance pivot installation position 3 with the distance of long-armed bar segment 41 tie points.Arc transition between long-armed bar segment 41 lower edges and the first bending section 42 lower edges, this arc radius is 32mm; Arc transition between long-armed bar segment 41 upper edges and the first bending section 42 upper edges, this arc radius is 16mm.Arc transition between the first bending section 42 lower edges and the second bending section 43 lower edges, this arc radius is 16mm; Arc transition between the first bending section 42 upper edges and the second bending section 43 upper edges, this arc radius is 24mm.The cross sectional shape of gap segments 45 is " recessed " font, and the distance between upper edge and the lower edge of gap segments is 16mm; Two outer side edges of gap segments 45 are along being symmetrical arranged, and its side along and horizontal line between angle be 7 o.One outer side edges of gap segments 45 is along seamlessly transitting with linkage section 44 lower edges, and the lower edge of gap segments 45 is connected with the upper edge of linkage section 44.Between the breach bottom of gap segments 45 and its inner side edge edge, circular arc is excessive, arc transition between gap segments inner side edge edge and upper edge.The lower edge of linkage section 44 and the second bending section 43 lower edge arc transition, this arc radius is 10mm; The upper edge of linkage section 44 is horizontally disposed with, and its length is 3mm.The side of linkage section 44 is along being connected with the second bending section 43, and the intersection point of establishing linkage section 44 and the second bending section 43 is a point, and linkage section 44 is b point with the intersection point of gap segments 45, and the line between a point and b point and the angle between horizontal line are 60 o.
B: the gap segments 45 that adopts firing equipment heating slubbing workpiece, after heating, adopt bender to carry out Bending Processing to this gap segments 45, the breach 45 ' that forms lever, the cross sectional shape of this breach 45 ' is " U " type, the opening direction of breach 45 ' is contrary with the opening direction of balance pivot installation position 3.
C: the galianconism 1 that adopts firing equipment heating slubbing workpiece, make the abundant austenitizing of galianconism 1, then galianconism 1 is moved on stamping machine and carries out punching press, moulding, make a side direction opposite side depression of galianconism end, form an arc-shaped notch 11, the two ends of recess 11 all with galianconism 1 arc transition.To be placed on firing equipment and carry out Quenching Treatment through the galianconism of drop stamping again, obtain galianconism 1 finished product.
Finally it should be noted that, above embodiment is only in order to illustrate technical scheme of the present invention but not restriction technologies scheme, although applicant has been described in detail the present invention with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, those are modified or are equal to replacement technical scheme of the present invention, and do not depart from aim and the scope of the technical program, all should be encompassed in the middle of claim scope of the present invention.
Claims (1)
1. a manufacture method for jerk pump lever, is characterized in that, comprises the steps:
A: adopt cold-punching mold that blank material stamping-out is become to lever body slubbing workpiece, slubbing workpiece is laminated structure, that slubbing workpiece comprises is long-armed, galianconism, balance pivot installation position and gap segments; The lower edge arc transition of described long-armed lower edge and galianconism; Balance pivot installation position, between long-armed upper edge and the upper edge of galianconism, has a groove caving inward on balance pivot installation position, " protruding " font that the cross sectional shape of groove is mirror writing; Arc transition between the upper edge of described galianconism and balance pivot installation position respective side edge, the angle between long-armed upper edge and balance pivot installation position respective side edge is 155o; The cross sectional shape of described gap segments is " recessed " font, two outer side edges of gap segments are along being symmetrical arranged, and the angle between its side edge and horizontal line is 7 o, and an outer side edges of gap segments is along seamlessly transitting with long-armed lower edge, and the lower edge of gap segments is connected with long-armed upper edge;
B: the gap segments that adopts firing equipment heating slubbing workpiece, after heating, adopt bender to carry out Bending Processing to this gap segments, the breach that forms lever, the cross sectional shape of this breach is " U " type, the opening direction of breach is contrary with the opening direction of balance pivot installation position;
C: adopt the galianconism of firing equipment heating slubbing workpiece, then galianconism moved on stamping machine and carry out punching press, moulding, make a side direction opposite side depression of galianconism end, form an arc-shaped notch, the two ends of recess all with galianconism arc transition; Galianconism is placed on firing equipment and carries out Quenching Treatment again, obtain galianconism finished product;
D: balance pivot is welded in the groove of balance pivot installation position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074087.7A CN103786001B (en) | 2014-03-03 | 2014-03-03 | A kind of manufacture method of jerk pump lever |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074087.7A CN103786001B (en) | 2014-03-03 | 2014-03-03 | A kind of manufacture method of jerk pump lever |
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| CN103786001A true CN103786001A (en) | 2014-05-14 |
| CN103786001B CN103786001B (en) | 2016-03-02 |
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| CN201410074087.7A Active CN103786001B (en) | 2014-03-03 | 2014-03-03 | A kind of manufacture method of jerk pump lever |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963891A (en) * | 2018-06-30 | 2018-12-07 | 中冶建工集团有限公司 | A kind of wire clamp and its manufacturing method |
| CN111590278A (en) * | 2020-06-01 | 2020-08-28 | 襄阳吉盛邦机械有限公司 | Lever machining method and machining equipment thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104833A (en) * | 1993-04-10 | 1995-07-05 | 哈兹电机制造公司 | Camshaft drive |
| CN2278795Y (en) * | 1996-10-22 | 1998-04-15 | 常州柴油机厂调速器分厂 | Speed control lever for single cylinder diesel engine |
| CN2729337Y (en) * | 2004-02-26 | 2005-09-28 | 山东时风（集团）有限责任公司 | Speed regulating mechanism for single-cylinder diesel engine |
| CN101109326A (en) * | 2007-04-10 | 2008-01-23 | 江苏江淮动力股份有限公司 | Speeder for single cylinder diesel engine |
| CN201013452Y (en) * | 2007-01-30 | 2008-01-30 | 常州市莱普拉机械制造有限公司 | Single-cylinder diesel engine elastic speeder lever assembly |
| CN201148910Y (en) * | 2008-01-24 | 2008-11-12 | 常州市莱普拉机械制造有限公司 | Speed regulation lever of R series small power diesel |
| US20110173973A1 (en) * | 2010-01-20 | 2011-07-21 | International Engine Intellectrual Property Company, LLC | Turbine inlet flow modulator |
-
2014
- 2014-03-03 CN CN201410074087.7A patent/CN103786001B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1104833A (en) * | 1993-04-10 | 1995-07-05 | 哈兹电机制造公司 | Camshaft drive |
| CN2278795Y (en) * | 1996-10-22 | 1998-04-15 | 常州柴油机厂调速器分厂 | Speed control lever for single cylinder diesel engine |
| CN2729337Y (en) * | 2004-02-26 | 2005-09-28 | 山东时风（集团）有限责任公司 | Speed regulating mechanism for single-cylinder diesel engine |
| CN201013452Y (en) * | 2007-01-30 | 2008-01-30 | 常州市莱普拉机械制造有限公司 | Single-cylinder diesel engine elastic speeder lever assembly |
| CN101109326A (en) * | 2007-04-10 | 2008-01-23 | 江苏江淮动力股份有限公司 | Speeder for single cylinder diesel engine |
| CN201148910Y (en) * | 2008-01-24 | 2008-11-12 | 常州市莱普拉机械制造有限公司 | Speed regulation lever of R series small power diesel |
| US20110173973A1 (en) * | 2010-01-20 | 2011-07-21 | International Engine Intellectrual Property Company, LLC | Turbine inlet flow modulator |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108963891A (en) * | 2018-06-30 | 2018-12-07 | 中冶建工集团有限公司 | A kind of wire clamp and its manufacturing method |
| CN108963891B (en) * | 2018-06-30 | 2020-04-14 | 中冶建工集团有限公司 | Wire clamp and manufacturing method thereof |
| CN111590278A (en) * | 2020-06-01 | 2020-08-28 | 襄阳吉盛邦机械有限公司 | Lever machining method and machining equipment thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103786001B (en) | 2016-03-02 |
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Effective date of registration: 20210511 Address after: 401420 No.38 Jinfu Avenue, Gunan street, Qijiang District, Chongqing Patentee after: Chongqing Guosheng Machinery Equipment Co.,Ltd. Address before: 400 700 No. 6 Fengqi Road, Caijiagang Town, Beibei District, Chongqing Patentee before: CHONGQING QUANRUN POWER MACHINERY Co.,Ltd. |
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Effective date of registration: 20220218 Address after: 401420 Huangsha village, Yongcheng Town, Qijiang District, Chongqing Patentee after: Chongqing Fengzu Power Equipment Co.,Ltd. Address before: 401420 No.38 Jinfu Avenue, Gunan street, Qijiang District, Chongqing Patentee before: Chongqing Guosheng Machinery Equipment Co.,Ltd. |